| Data Forms  | 
      XEP-0004  | 
      n/a  | 
      Allows to gather data using Forms.  | 
    
    
      | Last Activity  | 
      XEP-0012  | 
      n/a  | 
      Communicating information about the last activity associated with an XMPP entity.  | 
    
    
      | Flexible Offline Message Retrieval  | 
      XEP-0013  | 
      n/a  | 
      Extension for flexible, POP3-like handling of offline messages.  | 
    
    
      | Privacy Lists  | 
      XEP-0016  | 
      n/a  | 
      Enabling or disabling communication with other entities.  | 
    
    
      | Service Discovery  | 
      XEP-0030  | 
      n/a  | 
      Allows to discover services in XMPP entities.  | 
    
    
      | Extended Stanza Addressing  | 
      XEP-0033  | 
      n/a  | 
      Allows to include headers in stanzas in order to specifiy multiple recipients or sub-addresses.  | 
    
    
      | Multi User Chat  | 
      XEP-0045  | 
      n/a  | 
      Allows configuration of, participation in, and administration of individual text-based conference rooms.  | 
    
    
      | In-Band Bytestreams  | 
      XEP-0047  | 
      n/a  | 
      Enables any two entities to establish a one-to-one bytestream between themselves using plain XMPP.  | 
    
    
      | Bookmarks  | 
      XEP-0048  | 
      n/a  | 
      Bookmarks, for e.g. MUC and web pages.  | 
    
    
      | Private Data  | 
      XEP-0049  | 
      n/a  | 
      Manages private data.  | 
    
    
      | Ad-Hoc Commands  | 
      XEP-0050  | 
      n/a  | 
      Advertising and executing application-specific commands.  | 
    
    
      | vcard-temp  | 
      XEP-0054  | 
      n/a  | 
      The vCard-XML format currently in use.  | 
    
    
      | Jabber Search  | 
      XEP-0055  | 
      n/a  | 
      Search information repositories on the XMPP network.  | 
    
    
      | Result Set Management  | 
      XEP-0059  | 
      n/a  | 
      Page through and otherwise manage the receipt of large result sets  | 
    
    
      | PubSub  | 
      XEP-0060  | 
      n/a  | 
      Generic publish and subscribe functionality.  | 
    
    
      | SOCKS5 Bytestreams  | 
      XEP-0065  | 
      n/a  | 
      Out-of-band bytestream between any two XMPP entities.  | 
    
    
      | Field Standardization for Data Forms  | 
      XEP-0068  | 
      n/a  | 
      Standardized field variables used in the context of jabber:x:data forms.  | 
    
    
      | XHTML-IM  | 
      XEP-0071  | 
      n/a  | 
      Allows send and receiving formatted messages using XHTML.  | 
    
    
      | In-Band Registration  | 
      XEP-0077  | 
      n/a  | 
      In-band registration with XMPP services.  | 
    
    
      | Advanced Message Processing  | 
      XEP-0079  | 
      n/a  | 
      Enables entities to request, and servers to perform, advanced processing of XMPP message stanzas.  | 
    
    
      | User Location  | 
      XEP-0080  | 
      n/a  | 
      Enabled communicating information about the current geographical or physical location of an entity.  | 
    
    
      | XMPP Date Time Profiles  | 
      XEP-0082  | 
      n/a  | 
      Standardization of Date and Time representation in XMPP.  | 
    
    
      | Chat State Notifications  | 
      XEP-0085  | 
      n/a  | 
      Communicating the status of a user in a chat session.  | 
    
    
      | Time Exchange  | 
      XEP-0090  | 
      n/a  | 
      Allows local time information to be shared between users.  | 
    
    
      | Software Version  | 
      XEP-0092  | 
      n/a  | 
      Retrieve and announce the software application of an XMPP entity.  | 
    
    
      | Stream Initiation  | 
      XEP-0095  | 
      n/a  | 
      Initiating a data stream between any two XMPP entities.  | 
    
    
      | SI File Transfer  | 
      XEP-0096  | 
      n/a  | 
      Transfer files between two users over XMPP.  | 
    
    
      | User Mood  | 
      XEP-0107  | 
      1.2.1  | 
      Communicate the users current mood.  | 
    
    
      | Entity Capabilities  | 
      XEP-0115  | 
      n/a  | 
      Broadcasting and dynamic discovery of entity capabilities.  | 
    
    
      | User Tune  | 
      XEP-0118  | 
      n/a  | 
      Defines a payload format for communicating information about music to which a user is listening.  | 
    
    
      | Data Forms Validation  | 
      XEP-0122  | 
      n/a  | 
      Enables an application to specify additional validation guidelines .  | 
    
    
      | Stanza Headers and Internet Metadata (SHIM)  | 
      XEP-0131  | 
      1.2  | 
      Add Metadata Headers to Stanzas.  | 
    
    
      | Service Administration  | 
      XEP-0133  | 
      n/a  | 
      Recommended best practices for service-level administration of servers and components using Ad-Hoc Commands.  | 
    
    
      | Stream Compression  | 
      XEP-0138  | 
      n/a  | 
      Support for optional compression of the XMPP stream. | 
    
    
      | Data Forms Layout  | 
      XEP-0141  | 
      n/a  | 
      Enables an application to specify form layouts.  | 
    
    
      | Personal Eventing Protocol  | 
      XEP-0163  | 
      n/a  | 
      Using the XMPP publish-subscribe protocol to broadcast state change events associated with an XMPP account.  | 
    
    
      | Jingle  | 
      XEP-0166  | 
      n/a  | 
      Initiate and manage sessions between two XMPP entities.  | 
    
    
      | User Nickname  | 
      XEP-0172  | 
      n/a  | 
      Communicate user nicknames.  | 
    
    
      | Message Delivery Receipts  | 
      XEP-0184  | 
      n/a  | 
      Extension for message delivery receipts. The sender can request notification that the message has been delivered.  | 
    
    
      | Blocking Command  | 
      XEP-0191  | 
      n/a  | 
      Communications blocking that is intended to be simpler than privacy lists (XEP-0016).  | 
    
    
      | XMPP Ping  | 
      XEP-0199  | 
      n/a  | 
      Sending application-level pings over XML streams. | 
    
    
      | Entity Time  | 
      XEP-0202  | 
      n/a  | 
      Allows entities to communicate their local time  | 
    
    
      | Delayed Delivery  | 
      XEP-0203  | 
      n/a  | 
      Extension for communicating the fact that an XML stanza has been delivered with a delay.  | 
    
    
      | XMPP Over BOSH  | 
      XEP-0206  | 
      n/a  | 
      Use Bidirectional-streams Over Synchronous HTTP (BOSH) to transport XMPP stanzas.  | 
    
    
      | Data Forms Media Element  | 
      XEP-0221  | 
      n/a  | 
      Allows to include media data in XEP-0004 data forms.  | 
    
    
      | Attention  | 
      XEP-0224  | 
      n/a  | 
      Getting attention of another user.  | 
    
    
      | Bits of Binary  | 
      XEP-0231  | 
      n/a  | 
      Including or referring to small bits of binary data in an XML stanza.  | 
    
    
      | Software Information  | 
      XEP-0232  | 
      0.3  | 
      Allows an entity to provide detailed data about itself in Service Discovery responses.  | 
    
    
      | Best Practices for Resource Locking  | 
      XEP-0296  | 
      n/a  | 
      Specifies best practices to be followed by Jabber/XMPP clients about when to lock into, and unlock away from, resources.  | 
    
    
      | Stanza Forwarding  | 
      XEP-0297  | 
      n/a  | 
      Allows forwarding of Stanzas.  | 
    
    
      | Last Message Correction  | 
      XEP-0308  | 
      n/a  | 
      Provides a method for indicating that a message is a correction of the last sent message.  | 
    
    
      | Last User Interaction in Presence  | 
      XEP-0319  | 
      n/a  | 
      Communicate time of last user interaction via XMPP presence notifications.  | 
    
    
      | Data Forms Geolocation Element  | 
      XEP-0350  | 
      n/a  | 
      Allows to include XEP-0080 gelocation data in XEP-0004 data forms.  | 
    
    
      | Group Chat Invitations  | 
      n/a  | 
      n/a  | 
      Send invitations to other users to join a group chat room.  | 
    
    
      | Jive Properties  | 
      n/a  | 
      n/a  | 
      TODO  |